I have a current a/c that needs a HEPA filter. I love to use HEPA filters in all of my a/cs. It just makes me think better about myself. I have a few rental houses, and they have central air conditioner. I use HEPA filters in all of them, and it easily helps. They work so much better than the cheap filters that I used to use. I actually am upset with the health and well being of my renters, and I want to make sure that they have the cleanest air that I can possibly give them; Using HEPA filters has become a priority for me. I purchased a current rental home a few weeks ago, and my partner and I have been doing quite a bit of work on it these past few weeks. It hasn’t been easy, although I suppose that it will be worth it. The people I was with and I just got done installing the central Installing the central air conditioner plan was easily the hardest thing that the two of us have done so far. It just took a lot more work than what the two of us were expecting it to. The people I was with and I got the central air conditioner plan mostly installed before the two of us realized that the two of us had messed something up that would affect the air flow. The people I was with and I had to basically start over, and that was undoubtedly annoying. The people I was with and I are finally finished installing the central Now, the two of us just have to put the HEPA filters in, and the two of us will be done. It has been so much work, but hopefully, our current renters will love having a central a/c with HEPA air filters.